package com.rdp.util.io;


import java.io.IOException;
import java.io.InputStream;
/**
 * 
 * @ClassName: NullInputStream
 * @author:  wuwh 
 * @CreateDate: 2014-3-28 下午5:50:40   
 * @UpdateUser: wuwh   
 * @UpdateDate: 2014-3-28 下午5:50:40   
 * @UpdateRemark: 说明本次修改内容
 * @Description:  空io流输出
 * @version: V1.0
 */
public class NullInputStream extends InputStream {

        public int read() throws IOException {
                return -1;
        }

}
